fix: Omit AutoComplete loading type

[afc163]

🤔 This is a ...

• New feature
• Bug fix
• Site / document update
• Component style update
• TypeScript definition update
• Refactoring
• Code style optimization
• Test Case
• Branch merge
• Other (about what?)

👻 What's the background?

close #17432

💡 Solution

📝 Changelog

Language	Changelog
🇺🇸 English
🇨🇳 Chinese	修复 AutoComplete 多余的 loading 属性 TypeScript 定义。

☑️ Self Check before Merge

• Doc is updated/provided or not needed
• Demo is updated/provided or not needed
• TypeScript definition is updated/provided or not needed
• Changelog is provided or not needed

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[codecov]

Codecov Report

Merging #17433 into master will decrease coverage by 0.04%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #17433      +/-   ##
==========================================
- Coverage   96.07%   96.03%   -0.05%     
==========================================
  Files         267      267              
  Lines        7416     7416              
  Branches     2055     2066      +11     
==========================================
- Hits         7125     7122       -3     
- Misses        289      292       +3     
  Partials        2        2

Impacted Files	Coverage Δ
components/auto-complete/index.tsx	88.09% <ø> (ø)	⬆️
components/_util/wave.tsx	85.84% <0%> (-2.84%)	⬇️

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